Perpetual calendar



FIG. 1 is a top perspective view of a perpetual calendar showing my newdesign;

FIG. 2 is a top perspective view thereof, shown with the card portionpartially displaced for clarity of illustration only;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a cross-sectional view taken along line 5--5 of FIG. 3, withthe sectional dimensions shown on an enlarged scale; and

FIG. 6 is a front elevational view of a second embodiment of FIG. 1, theonly difference residing in the notched features.

The ornamental design for a perpetual calendar, as shown and described.